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CBSE Notes 2011-2012 » X-Science-Term2

Our Environment

The total biomass in a terrestrial ecosystem will be greatest for which trophic level ?

Multiple choice question

The total biomass in a terrestrial ecosystem will be greatest
for which trophic level ?

In terms of a food chain or food pyramid, organisms that trap energy such as plants are known as

Multiple choice question

In terms of a food chain or food pyramid, organisms that
trap energy such as plants are known as

On an average energy transferred from one trophic level to another is

Multiple choice question

On an average energy transferred from one trophic level to
another is

A food chain comprises of frog, snake, grass and grasshopper. The organisms at third trophic level i...

Multiple choice question

A food chain comprises of frog, snake, grass and
grasshopper. The organisms at third trophic level is

In an ecosystem, herbivores represent

Multiple choice question

In an ecosystem, herbivores represent

An ecosystem comprising of producers, herbivores and carnivores is an incomplete ecosystem if it doe...

Multiple choice question

An ecosystem comprising of producers, herbivores and
carnivores is an incomplete ecosystem if it does not include

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